Level support clamp



FIG. 1 is a front perspective view of a level support clamp showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side view thereof, a view from the right side being a mirror image;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is an illustrational view thereof in use.

The broken lines showing of parts of the drawings is included for purposes of illustrating uses and environment and forms no part of the claimed design. 

The ornamental design for a level support clamp, as shown and described. 